<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
 <head>
  <meta http-equiv="content-type" content="text/html; charset=UTF-8">
  <title>Returns the next child statement resource from a parent statement resource that has Oracle Database 12c Implicit Result Sets</title>

 </head>
 <body><div class="manualnavbar" style="text-align: center;">
 <div class="prev" style="text-align: left; float: left;"><a href="function.oci-free-statement.html">oci_free_statement</a></div>
 <div class="next" style="text-align: right; float: right;"><a href="function.oci-internal-debug.html">oci_internal_debug</a></div>
 <div class="up"><a href="ref.oci8.html">OCI8 函数</a></div>
 <div class="home"><a href="index.html">PHP Manual</a></div>
</div><hr /><div id="function.oci-get-implicit-resultset" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">oci_get_implicit_resultset</h1>
  <p class="verinfo">(PECL OCI8 &gt;= 2.0.0)</p><p class="refpurpose"><span class="refname">oci_get_implicit_resultset</span> &mdash; <span class="dc-title">Returns the next child statement resource from a parent statement resource that has Oracle Database 12c Implicit Result Sets
  </span></p>

 </div>
 
 <div class="refsect1 description" id="refsect1-function.oci-get-implicit-resultset-description">
  <h3 class="title">说明</h3>
  <div class="methodsynopsis dc-description">
   <span class="type"><span class="type resource ">resource </span></span> <span class="methodname"><strong>oci_get_implicit_resultset</strong></span>
    ( <span class="methodparam"><span class="type">resource</span> <code class="parameter">$statement</code></span>
   )</div>

  <p class="para rdfs-comment">
   Used to fetch consectutive sets of query results after the
   execution of a stored or anonymous Oracle PL/SQL block where that
   block returns query results with
   Oracle&#039;s <em class="emphasis">DBMS_SQL.RETURN_RESULT</em> PL/SQL
   function.  This allows PL/SQL blocks to easily return query
   results.
  </p>
  <p class="para">
    The child statement can be used with any of the OCI8 fetching
    functions: <span class="function"><a href="function.oci-fetch.html" class="function">oci_fetch()</a></span>, <span class="function"><a href="function.oci-fetch-all.html" class="function">oci_fetch_all()</a></span>,
    <span class="function"><a href="function.oci-fetch-array.html" class="function">oci_fetch_array()</a></span>, <span class="function"><a href="function.oci-fetch-object.html" class="function">oci_fetch_object()</a></span>,
    <span class="function"><a href="function.oci-fetch-assoc.html" class="function">oci_fetch_assoc()</a></span> or <span class="function"><a href="function.oci-fetch-row.html" class="function">oci_fetch_row()</a></span>
  </p>
  <p class="para">
    Child statements inherit their parent statement&#039;s prefetch value,
    or it can be explicitly set with <span class="function"><a href="function.oci-set-prefetch.html" class="function">oci_set_prefetch()</a></span>.
  </p>
 </div>


 <div class="refsect1 parameters" id="refsect1-function.oci-get-implicit-resultset-parameters">
  <h3 class="title">参数</h3>
  <p class="para">
   <dl>

    
     <dt>
<em><code class="parameter">statement</code></em></dt>

     <dd>

       <p class="para">A valid OCI8 statement identifier created
         by <span class="function"><a href="function.oci-parse.html" class="function">oci_parse()</a></span> and executed
         by <span class="function"><a href="function.oci-execute.html" class="function">oci_execute()</a></span>.  The statement
         identifier may or may not be associated with a SQL statement
         that returns Implicit Result Sets.
       </p>
     </dd>

    
   </dl>

  </p>
 </div>


 <div class="refsect1 returnvalues" id="refsect1-function.oci-get-implicit-resultset-returnvalues">
  <h3 class="title">返回值</h3>
  <p class="para">
   Returns a statement handle for the next child statement available
   on <em><code class="parameter">statement</code></em>.  Returns <strong><code>FALSE</code></strong> when child
   statements do not exist, or all child statements have been returned
   by previous calls
   to <span class="function"><strong>oci_get_implicit_resultset()</strong></span>.
  </p>
 </div>


 <div class="refsect1 examples" id="refsect1-function.oci-get-implicit-resultset-examples">
  <h3 class="title">范例</h3>
  <p class="para">
   <div class="example" id="example-1976">
    <p><strong>Example #1 Fetching Implicit Result Sets in a loop</strong></p>
    <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000">
<span style="color: #0000BB">&lt;?php<br /><br />$conn&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">oci_connect</span><span style="color: #007700">(</span><span style="color: #DD0000">'hr'</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">'welcome'</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">'localhost/pdborcl'</span><span style="color: #007700">);<br />if&nbsp;(!</span><span style="color: #0000BB">$conn</span><span style="color: #007700">)&nbsp;{<br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">$e&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">oci_error</span><span style="color: #007700">();<br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">trigger_error</span><span style="color: #007700">(</span><span style="color: #0000BB">htmlentities</span><span style="color: #007700">(</span><span style="color: #0000BB">$e</span><span style="color: #007700">[</span><span style="color: #DD0000">'message'</span><span style="color: #007700">],&nbsp;</span><span style="color: #0000BB">ENT_QUOTES</span><span style="color: #007700">),&nbsp;</span><span style="color: #0000BB">E_USER_ERROR</span><span style="color: #007700">);<br />}<br /><br /></span><span style="color: #0000BB">$sql&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #DD0000">'DECLARE<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;c1&nbsp;SYS_REFCURSOR;<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;BEGIN<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;OPEN&nbsp;c1&nbsp;FOR&nbsp;SELECT&nbsp;city,&nbsp;postal_code&nbsp;FROM&nbsp;locations&nbsp;WHERE&nbsp;ROWNUM&nbsp;&lt;&nbsp;4&nbsp;ORDER&nbsp;BY&nbsp;city;<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;DBMS_SQL.RETURN_RESULT(c1);<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;OPEN&nbsp;c1&nbsp;FOR&nbsp;SELECT&nbsp;country_id&nbsp;FROM&nbsp;locations&nbsp;WHERE&nbsp;ROWNUM&nbsp;&lt;&nbsp;4&nbsp;ORDER&nbsp;BY&nbsp;city;<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;DBMS_SQL.RETURN_RESULT(c1);<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;END;'</span><span style="color: #007700">;<br /><br /></span><span style="color: #0000BB">$stid&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">oci_parse</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">$sql</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">oci_execute</span><span style="color: #007700">(</span><span style="color: #0000BB">$stid</span><span style="color: #007700">);<br /><br />while&nbsp;((</span><span style="color: #0000BB">$stid_c&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">oci_get_implicit_resultset</span><span style="color: #007700">(</span><span style="color: #0000BB">$stid</span><span style="color: #007700">)))&nbsp;{<br />&nbsp;&nbsp;&nbsp;&nbsp;echo&nbsp;</span><span style="color: #DD0000">"&lt;h2&gt;New&nbsp;Implicit&nbsp;Result&nbsp;Set:&lt;/h2&gt;\n"</span><span style="color: #007700">;<br />&nbsp;&nbsp;&nbsp;&nbsp;echo&nbsp;</span><span style="color: #DD0000">"&lt;table&gt;\n"</span><span style="color: #007700">;<br />&nbsp;&nbsp;&nbsp;&nbsp;while&nbsp;((</span><span style="color: #0000BB">$row&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">oci_fetch_array</span><span style="color: #007700">(</span><span style="color: #0000BB">$stid_c</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">OCI_ASSOC</span><span style="color: #007700">+</span><span style="color: #0000BB">OCI_RETURN_NULLS</span><span style="color: #007700">))&nbsp;!=&nbsp;</span><span style="color: #0000BB">false</span><span style="color: #007700">)&nbsp;{<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;echo&nbsp;</span><span style="color: #DD0000">"&lt;tr&gt;\n"</span><span style="color: #007700">;<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;foreach&nbsp;(</span><span style="color: #0000BB">$row&nbsp;</span><span style="color: #007700">as&nbsp;</span><span style="color: #0000BB">$item</span><span style="color: #007700">)&nbsp;{<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;echo&nbsp;</span><span style="color: #DD0000">"&nbsp;&nbsp;&lt;td&gt;"</span><span style="color: #007700">.(</span><span style="color: #0000BB">$item</span><span style="color: #007700">!==</span><span style="color: #0000BB">null</span><span style="color: #007700">?</span><span style="color: #0000BB">htmlentities</span><span style="color: #007700">(</span><span style="color: #0000BB">$item</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">ENT_QUOTES</span><span style="color: #007700">|</span><span style="color: #0000BB">ENT_SUBSTITUTE</span><span style="color: #007700">):</span><span style="color: #DD0000">"&amp;nbsp;"</span><span style="color: #007700">).</span><span style="color: #DD0000">"&lt;/td&gt;\n"</span><span style="color: #007700">;<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;echo&nbsp;</span><span style="color: #DD0000">"&lt;/tr&gt;\n"</span><span style="color: #007700">;<br />&nbsp;&nbsp;&nbsp;&nbsp;}<br />&nbsp;&nbsp;&nbsp;&nbsp;echo&nbsp;</span><span style="color: #DD0000">"&lt;/table&gt;\n"</span><span style="color: #007700">;<br />}<br /><br /></span><span style="color: #FF8000">//&nbsp;Output&nbsp;is:<br />//&nbsp;&nbsp;&nbsp;&nbsp;New&nbsp;Implicit&nbsp;Result&nbsp;Set:<br />//&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Beijing&nbsp;190518<br />//&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Bern&nbsp;&nbsp;&nbsp;&nbsp;3095<br />//&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Bombay&nbsp;&nbsp;490231<br />//&nbsp;&nbsp;&nbsp;&nbsp;New&nbsp;Implicit&nbsp;Result&nbsp;Set:<br />//&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;CN<br />//&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;CH<br />//&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;IN<br /><br /></span><span style="color: #0000BB">oci_free_statement</span><span style="color: #007700">(</span><span style="color: #0000BB">$stid</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">oci_close</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">?&gt;</span>
</span>
</code></div>
    </div>

   </div>
  </p>

  <p class="para">
   <div class="example" id="example-1977">
    <p><strong>Example #2 Getting child statement handles individually</strong></p>
    <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000">
<span style="color: #0000BB">&lt;?php<br /><br />$conn&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">oci_connect</span><span style="color: #007700">(</span><span style="color: #DD0000">'hr'</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">'welcome'</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">'localhost/pdborcl'</span><span style="color: #007700">);<br />if&nbsp;(!</span><span style="color: #0000BB">$conn</span><span style="color: #007700">)&nbsp;{<br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">$e&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">oci_error</span><span style="color: #007700">();<br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">trigger_error</span><span style="color: #007700">(</span><span style="color: #0000BB">htmlentities</span><span style="color: #007700">(</span><span style="color: #0000BB">$e</span><span style="color: #007700">[</span><span style="color: #DD0000">'message'</span><span style="color: #007700">],&nbsp;</span><span style="color: #0000BB">ENT_QUOTES</span><span style="color: #007700">),&nbsp;</span><span style="color: #0000BB">E_USER_ERROR</span><span style="color: #007700">);<br />}<br /><br /></span><span style="color: #0000BB">$sql&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #DD0000">'DECLARE<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;c1&nbsp;SYS_REFCURSOR;<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;BEGIN<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;OPEN&nbsp;c1&nbsp;FOR&nbsp;SELECT&nbsp;city,&nbsp;postal_code&nbsp;FROM&nbsp;locations&nbsp;WHERE&nbsp;ROWNUM&nbsp;&lt;&nbsp;4&nbsp;ORDER&nbsp;BY&nbsp;city;<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;DBMS_SQL.RETURN_RESULT(c1);<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;OPEN&nbsp;c1&nbsp;FOR&nbsp;SELECT&nbsp;country_id&nbsp;FROM&nbsp;locations&nbsp;WHERE&nbsp;ROWNUM&nbsp;&lt;&nbsp;4&nbsp;ORDER&nbsp;BY&nbsp;city;<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;DBMS_SQL.RETURN_RESULT(c1);<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;END;'</span><span style="color: #007700">;<br /><br /></span><span style="color: #0000BB">$stid&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">oci_parse</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">$sql</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">oci_execute</span><span style="color: #007700">(</span><span style="color: #0000BB">$stid</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$stid_1&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">oci_get_implicit_resultset</span><span style="color: #007700">(</span><span style="color: #0000BB">$stid</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$stid_2&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">oci_get_implicit_resultset</span><span style="color: #007700">(</span><span style="color: #0000BB">$stid</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$row&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">oci_fetch_array</span><span style="color: #007700">(</span><span style="color: #0000BB">$stid_1</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">OCI_ASSOC</span><span style="color: #007700">+</span><span style="color: #0000BB">OCI_RETURN_NULLS</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(</span><span style="color: #0000BB">$row</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$row&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">oci_fetch_array</span><span style="color: #007700">(</span><span style="color: #0000BB">$stid_2</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">OCI_ASSOC</span><span style="color: #007700">+</span><span style="color: #0000BB">OCI_RETURN_NULLS</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(</span><span style="color: #0000BB">$row</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$row&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">oci_fetch_array</span><span style="color: #007700">(</span><span style="color: #0000BB">$stid_1</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">OCI_ASSOC</span><span style="color: #007700">+</span><span style="color: #0000BB">OCI_RETURN_NULLS</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(</span><span style="color: #0000BB">$row</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$row&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">oci_fetch_array</span><span style="color: #007700">(</span><span style="color: #0000BB">$stid_2</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">OCI_ASSOC</span><span style="color: #007700">+</span><span style="color: #0000BB">OCI_RETURN_NULLS</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(</span><span style="color: #0000BB">$row</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">//&nbsp;Output&nbsp;is:<br />//&nbsp;&nbsp;&nbsp;&nbsp;array(2)&nbsp;{<br />//&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;["CITY"]=&gt;<br />//&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;string(7)&nbsp;"Beijing"<br />//&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;["POSTAL_CODE"]=&gt;<br />//&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;string(6)&nbsp;"190518"<br />//&nbsp;&nbsp;&nbsp;&nbsp;}<br />//&nbsp;&nbsp;&nbsp;&nbsp;array(1)&nbsp;{<br />//&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;["COUNTRY_ID"]=&gt;<br />//&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;string(2)&nbsp;"CN"<br />//&nbsp;&nbsp;&nbsp;&nbsp;}<br />//&nbsp;&nbsp;&nbsp;&nbsp;array(2)&nbsp;{<br />//&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;["CITY"]=&gt;<br />//&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;string(4)&nbsp;"Bern"<br />//&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;["POSTAL_CODE"]=&gt;<br />//&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;string(4)&nbsp;"3095"<br />//&nbsp;&nbsp;&nbsp;&nbsp;}<br />//&nbsp;&nbsp;&nbsp;&nbsp;array(1)&nbsp;{<br />//&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;["COUNTRY_ID"]=&gt;<br />//&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;string(2)&nbsp;"CH"<br />//&nbsp;&nbsp;&nbsp;&nbsp;}<br /><br /></span><span style="color: #0000BB">oci_free_statement</span><span style="color: #007700">(</span><span style="color: #0000BB">$stid</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">oci_close</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">?&gt;</span>
</span>
</code></div>
    </div>

   </div>
  </p>

  <p class="para">
   <div class="example" id="example-1978">
    <p><strong>Example #3 Explicitly setting the Prefetch Count</strong></p>
    <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000">
<span style="color: #0000BB">&lt;?php<br /><br />$conn&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">oci_connect</span><span style="color: #007700">(</span><span style="color: #DD0000">'hr'</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">'welcome'</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">'localhost/pdborcl'</span><span style="color: #007700">);<br />if&nbsp;(!</span><span style="color: #0000BB">$conn</span><span style="color: #007700">)&nbsp;{<br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">$e&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">oci_error</span><span style="color: #007700">();<br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">trigger_error</span><span style="color: #007700">(</span><span style="color: #0000BB">htmlentities</span><span style="color: #007700">(</span><span style="color: #0000BB">$e</span><span style="color: #007700">[</span><span style="color: #DD0000">'message'</span><span style="color: #007700">],&nbsp;</span><span style="color: #0000BB">ENT_QUOTES</span><span style="color: #007700">),&nbsp;</span><span style="color: #0000BB">E_USER_ERROR</span><span style="color: #007700">);<br />}<br /><br /></span><span style="color: #0000BB">$sql&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #DD0000">'DECLARE<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;c1&nbsp;SYS_REFCURSOR;<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;BEGIN<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;OPEN&nbsp;c1&nbsp;FOR&nbsp;SELECT&nbsp;city,&nbsp;postal_code&nbsp;FROM&nbsp;locations&nbsp;ORDER&nbsp;BY&nbsp;city;<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;DBMS_SQL.RETURN_RESULT(c1);<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;END;'</span><span style="color: #007700">;<br /><br /></span><span style="color: #0000BB">$stid&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">oci_parse</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">$sql</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">oci_execute</span><span style="color: #007700">(</span><span style="color: #0000BB">$stid</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$stid_c&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">oci_get_implicit_resultset</span><span style="color: #007700">(</span><span style="color: #0000BB">$stid</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">oci_set_prefetch</span><span style="color: #007700">(</span><span style="color: #0000BB">$stid_c</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">200</span><span style="color: #007700">);&nbsp;&nbsp;&nbsp;</span><span style="color: #FF8000">//&nbsp;Set&nbsp;the&nbsp;prefetch&nbsp;before&nbsp;fetching&nbsp;from&nbsp;the&nbsp;child&nbsp;statement<br /></span><span style="color: #007700">echo&nbsp;</span><span style="color: #DD0000">"&lt;table&gt;\n"</span><span style="color: #007700">;<br />while&nbsp;((</span><span style="color: #0000BB">$row&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">oci_fetch_array</span><span style="color: #007700">(</span><span style="color: #0000BB">$stid_c</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">OCI_ASSOC</span><span style="color: #007700">+</span><span style="color: #0000BB">OCI_RETURN_NULLS</span><span style="color: #007700">))&nbsp;!=&nbsp;</span><span style="color: #0000BB">false</span><span style="color: #007700">)&nbsp;{<br />&nbsp;&nbsp;&nbsp;&nbsp;echo&nbsp;</span><span style="color: #DD0000">"&lt;tr&gt;\n"</span><span style="color: #007700">;<br />&nbsp;&nbsp;&nbsp;&nbsp;foreach&nbsp;(</span><span style="color: #0000BB">$row&nbsp;</span><span style="color: #007700">as&nbsp;</span><span style="color: #0000BB">$item</span><span style="color: #007700">)&nbsp;{<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;echo&nbsp;</span><span style="color: #DD0000">"&nbsp;&nbsp;&lt;td&gt;"</span><span style="color: #007700">.(</span><span style="color: #0000BB">$item</span><span style="color: #007700">!==</span><span style="color: #0000BB">null</span><span style="color: #007700">?</span><span style="color: #0000BB">htmlentities</span><span style="color: #007700">(</span><span style="color: #0000BB">$item</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">ENT_QUOTES</span><span style="color: #007700">|</span><span style="color: #0000BB">ENT_SUBSTITUTE</span><span style="color: #007700">):</span><span style="color: #DD0000">"&amp;nbsp;"</span><span style="color: #007700">).</span><span style="color: #DD0000">"&lt;/td&gt;\n"</span><span style="color: #007700">;<br />&nbsp;&nbsp;&nbsp;&nbsp;}<br />&nbsp;&nbsp;&nbsp;&nbsp;echo&nbsp;</span><span style="color: #DD0000">"&lt;/tr&gt;\n"</span><span style="color: #007700">;<br />}<br />echo&nbsp;</span><span style="color: #DD0000">"&lt;/table&gt;\n"</span><span style="color: #007700">;<br /><br /></span><span style="color: #0000BB">oci_free_statement</span><span style="color: #007700">(</span><span style="color: #0000BB">$stid</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">oci_close</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">?&gt;</span>
</span>
</code></div>
    </div>

   </div>
  </p>

  <p class="para">
   <div class="example" id="example-1979">
    <p><strong>Example #4 Implicit Result Set example without using <span class="function"><strong>oci_get_implicit_resultset()</strong></span></strong></p>
    <div class="example-contents"><p>
    All results from all queries are returned consecutively.
    </p></div>
    <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000">
<span style="color: #0000BB">&lt;?php<br /><br />$conn&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">oci_connect</span><span style="color: #007700">(</span><span style="color: #DD0000">'hr'</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">'welcome'</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">'localhost/pdborcl'</span><span style="color: #007700">);<br />if&nbsp;(!</span><span style="color: #0000BB">$conn</span><span style="color: #007700">)&nbsp;{<br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">$e&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">oci_error</span><span style="color: #007700">();<br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">trigger_error</span><span style="color: #007700">(</span><span style="color: #0000BB">htmlentities</span><span style="color: #007700">(</span><span style="color: #0000BB">$e</span><span style="color: #007700">[</span><span style="color: #DD0000">'message'</span><span style="color: #007700">],&nbsp;</span><span style="color: #0000BB">ENT_QUOTES</span><span style="color: #007700">),&nbsp;</span><span style="color: #0000BB">E_USER_ERROR</span><span style="color: #007700">);<br />}<br /><br /></span><span style="color: #0000BB">$sql&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #DD0000">'DECLARE<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;c1&nbsp;SYS_REFCURSOR;<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;BEGIN<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;OPEN&nbsp;c1&nbsp;FOR&nbsp;SELECT&nbsp;city,&nbsp;postal_code&nbsp;FROM&nbsp;locations&nbsp;WHERE&nbsp;ROWNUM&nbsp;&lt;&nbsp;4&nbsp;ORDER&nbsp;BY&nbsp;city;<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;DBMS_SQL.RETURN_RESULT(c1);<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;OPEN&nbsp;c1&nbsp;FOR&nbsp;SELECT&nbsp;country_id&nbsp;FROM&nbsp;locations&nbsp;WHERE&nbsp;ROWNUM&nbsp;&lt;&nbsp;4&nbsp;ORDER&nbsp;BY&nbsp;city;<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;DBMS_SQL.RETURN_RESULT(c1);<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;END;'</span><span style="color: #007700">;<br /><br /></span><span style="color: #0000BB">$stid&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">oci_parse</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">$sql</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">oci_execute</span><span style="color: #007700">(</span><span style="color: #0000BB">$stid</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">//&nbsp;Note:&nbsp;oci_fetch_all&nbsp;and&nbsp;oci_fetch()&nbsp;cannot&nbsp;be&nbsp;used&nbsp;in&nbsp;this&nbsp;manner<br /></span><span style="color: #007700">echo&nbsp;</span><span style="color: #DD0000">"&lt;table&gt;\n"</span><span style="color: #007700">;<br />while&nbsp;((</span><span style="color: #0000BB">$row&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">oci_fetch_array</span><span style="color: #007700">(</span><span style="color: #0000BB">$stid</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">OCI_ASSOC</span><span style="color: #007700">+</span><span style="color: #0000BB">OCI_RETURN_NULLS</span><span style="color: #007700">))&nbsp;!=&nbsp;</span><span style="color: #0000BB">false</span><span style="color: #007700">)&nbsp;{<br />&nbsp;&nbsp;&nbsp;&nbsp;echo&nbsp;</span><span style="color: #DD0000">"&lt;tr&gt;\n"</span><span style="color: #007700">;<br />&nbsp;&nbsp;&nbsp;&nbsp;foreach&nbsp;(</span><span style="color: #0000BB">$row&nbsp;</span><span style="color: #007700">as&nbsp;</span><span style="color: #0000BB">$item</span><span style="color: #007700">)&nbsp;{<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;echo&nbsp;</span><span style="color: #DD0000">"&nbsp;&nbsp;&lt;td&gt;"</span><span style="color: #007700">.(</span><span style="color: #0000BB">$item</span><span style="color: #007700">!==</span><span style="color: #0000BB">null</span><span style="color: #007700">?</span><span style="color: #0000BB">htmlentities</span><span style="color: #007700">(</span><span style="color: #0000BB">$item</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">ENT_QUOTES</span><span style="color: #007700">|</span><span style="color: #0000BB">ENT_SUBSTITUTE</span><span style="color: #007700">):</span><span style="color: #DD0000">"&amp;nbsp;"</span><span style="color: #007700">).</span><span style="color: #DD0000">"&lt;/td&gt;\n"</span><span style="color: #007700">;<br />&nbsp;&nbsp;&nbsp;&nbsp;}<br />&nbsp;&nbsp;&nbsp;&nbsp;echo&nbsp;</span><span style="color: #DD0000">"&lt;/tr&gt;\n"</span><span style="color: #007700">;<br />}<br />echo&nbsp;</span><span style="color: #DD0000">"&lt;/table&gt;\n"</span><span style="color: #007700">;<br /><br /></span><span style="color: #FF8000">//&nbsp;Output&nbsp;is:<br />//&nbsp;&nbsp;&nbsp;&nbsp;Beijing&nbsp;190518<br />//&nbsp;&nbsp;&nbsp;&nbsp;Bern&nbsp;3095<br />//&nbsp;&nbsp;&nbsp;&nbsp;Bombay&nbsp;490231<br />//&nbsp;&nbsp;&nbsp;&nbsp;CN<br />//&nbsp;&nbsp;&nbsp;&nbsp;CH<br />//&nbsp;&nbsp;&nbsp;&nbsp;IN<br /><br /></span><span style="color: #0000BB">oci_free_statement</span><span style="color: #007700">(</span><span style="color: #0000BB">$stid</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">oci_close</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">?&gt;</span>
</span>
</code></div>
    </div>

   </div>
  </p>
 </div>


 <div class="refsect1 notes" id="refsect1-function.oci-get-implicit-resultset-notes">
  <h3 class="title">注释</h3>
  <blockquote class="note"><p><strong class="note">Note</strong>: 
   <p class="para">
查询返回巨大数量的数据行时，通过增大
<a href="oci8.configuration.html#ini.oci8.default-prefetch" class="link">oci8.default_prefetch</a>
值或使用 <span class="function"><a href="function.oci-set-prefetch.html" class="function">oci_set_prefetch()</a></span> 可显著提高性能。</p>
  </p></blockquote>
 </div>


</div><hr /><div class="manualnavbar" style="text-align: center;">
 <div class="prev" style="text-align: left; float: left;"><a href="function.oci-free-statement.html">oci_free_statement</a></div>
 <div class="next" style="text-align: right; float: right;"><a href="function.oci-internal-debug.html">oci_internal_debug</a></div>
 <div class="up"><a href="ref.oci8.html">OCI8 函数</a></div>
 <div class="home"><a href="index.html">PHP Manual</a></div>
</div></body></html>
